Vehicle-mounted device for fixing bicycle

Abstract

Disclosed is a vehicle-mounted device for fixing a bicycle. The device includes: a connecting frame; a fixing frame rotatably arranged at one end or two ends of the connecting frame; an angle adjustment device connected to the connecting frame and the fixing frame separately and configured to adjust an angle of the fixing frame relative to the connecting frame; and locking devices movably arranged on the connecting frame and the fixing frame and configured to fix a front wheel and a rear wheel of the bicycle to the connecting frame and/or the fixing frame. The vehicle-mounted device for fixing a bicycle according to the present disclosure can conveniently adjust positions of the locking devices according to a size of wheels, and can keep the bicycle in a vertical state by means of the fixing frame, such that a moment arm received by the wheels is reduced.

1 . A vehicle-mounted device for fixing a bicycle, comprising:
 a connecting frame ( 4 );   a fixing frame ( 1 ) rotatably arranged at one end or two ends of the connecting frame ( 4 );   an angle adjustment device ( 2 ) connected to the connecting frame ( 4 ) and the fixing frame ( 1 ) separately and configured to adjust an angle of the fixing frame ( 1 ) relative to the connecting frame ( 4 ); and   locking devices ( 5 ) movably arranged on the connecting frame ( 4 ) and the fixing frame ( 1 ) and configured to fix a front wheel ( 71 ) and a rear wheel ( 72 ) of the bicycle to the connecting frame ( 4 ) and/or the fixing frame ( 1 ).   
     
     
         2 . The vehicle-mounted device for fixing a bicycle according to  claim 1 , wherein the locking device ( 5 ) comprises a positioning plate ( 51 ) and a fastening device or comprises a positioning plate ( 51 ), a fastening device, and a binding device; the positioning plate ( 51 ) is movably arranged on the connecting frame ( 4 ) and the fixing frame ( 1 ); the fastening devices are movably arranged on the connecting frame ( 4 ) and the fixing frame ( 1 ) and connected to the positioning plates ( 51 ), and are configured to fix the positioning plates ( 51 ) to the connecting frame ( 4 ) and the fixing frame ( 1 ); and the binding device is mounted on the fastening device on the connecting frame ( 4 ), and is configured to lock the rear wheel ( 72 ) on the positioning plate ( 51 ). 
     
     
         3 . The vehicle-mounted device for fixing a bicycle according to  claim 2 , wherein the positioning plate ( 51 ) is provided with a positioning recess. 
     
     
         4 . The vehicle-mounted device for fixing a bicycle according to  claim 2 , wherein the fastening device comprises:
 a pressing plate ( 52 ), wherein the pressing plate ( 52 ) is arranged opposite the positioning plate ( 51 );   a positioning screw ( 53 ), wherein the positioning screw ( 53 ) is arranged on the positioning plate ( 51 ); and   a positioning nut ( 54 ) arranged on the pressing plate ( 52 ), connected to the positioning screw ( 53 ), and configured to press the pressing plate ( 52 ) and the positioning plate ( 51 ) on each of the fixing frame ( 1 ) and the connecting frame ( 4 ).   
     
     
         5 . The vehicle-mounted device for fixing a bicycle according to  claim 2 , wherein the binding device comprises:
 a ribbon ( 31 ) arranged at one end of the fastening device; and   an elastic fastener ( 32 ) arranged at the other end of the fastening device and arranged opposite the ribbon ( 31 ), wherein the ribbon ( 31 ) is configured to bind the rear wheel ( 72 ) of the bicycle to the positioning plate ( 51 ) by means of the elastic fastener ( 32 ).   
     
     
         6 . The vehicle-mounted device for fixing a bicycle according to  claim 4 , further comprising:
 upper positioning seats ( 55 ), wherein the upper positioning seats ( 55 ) are mounted at two ends of the positioning plate ( 51 ); and   lower positioning seats ( 56 ), wherein the lower positioning seats ( 56 ) are mounted at two ends of the pressing plate ( 52 ) and arranged opposite the upper positioning seats ( 55 ); and   the upper positioning seats ( 55 ) and the lower positioning seats ( 56 ) are configured to slide to abut against the fixing frame ( 1 ) and the connecting frame ( 4 ).   
     
     
         7 . The vehicle-mounted device for fixing a bicycle according to  claim 6 , wherein the upper positioning seats ( 55 ) are provided with upper pressing recesses ( 551 ), and the upper pressing recesses ( 551 ) are slidably connected to the fixing frame ( 1 ) and the connecting frame ( 4 ) in an inserted manner; and the lower positioning seats ( 56 ) are provided with lower pressing recesses ( 561 ), and the lower pressing recesses ( 561 ) are slidably connected to the fixing frame ( 1 ) and the connecting frame ( 4 ) in an inserted manner. 
     
     
         8 . The vehicle-mounted device for fixing a bicycle according to  claim 1 , wherein the connecting frame ( 4 ) comprises:
 connecting supports ( 41 ), wherein the connecting supports ( 41 ) are U-shaped, and the number of the connecting supports is two; and   a connecting plate ( 42 ) connected to the two connecting supports ( 41 ) separately.   
     
     
         9 . The vehicle-mounted device for fixing a bicycle according to  claim 1 , wherein the angle adjustment device ( 2 ) comprises:
 a rotating seat ( 21 ) arranged on the fixing frame ( 1 );   a ratchet wheel ( 22 ) arranged on the connecting frame ( 4 );   a pawl ( 23 ), wherein the pawl ( 23 ) is rotatably mounted on the rotating seat ( 21 ) and provided with a rocker ( 231 ); and   a spring ( 24 ), wherein the spring ( 24 ) is connected to the rotating seat ( 21 ) and the pawl ( 23 ) separately, such that the pawl ( 23 ) meshes with the ratchet wheel ( 22 ).   
     
     
         10 . The vehicle-mounted device for fixing a bicycle according to  claim 9 , further comprising: a protective shell ( 25 ) arranged on the fixing frame ( 1 ), wherein the angle adjustment device ( 2 ) is located in the protective shell ( 25 ).